.page-faq {
  background: var(--ink);
  color: var(--white);
  overflow-x: hidden;
}

.page-faq .mono {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  background:
    radial-gradient(120% 90% at 8% 0%, rgba(200, 255, 61, 0.10), transparent 62%),
    radial-gradient(90% 80% at 96% 4%, rgba(47, 123, 255, 0.16), transparent 66%),
    var(--ink-2);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--lime) 0 26%, rgba(28, 74, 60, 0.4) 26% 100%);
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.75rem);
  padding-block: clamp(1.75rem, 5vw, 4rem);
}

.page-faq .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0 0 0.9rem;
  padding: 0;
  list-style: none;
  font-size: 0.78rem;
  color: var(--muted);
}

.page-faq .breadcrumbs__list a {
  color: var(--muted);
  text-decoration: none;
}

.page-faq .breadcrumbs__list a:hover,
.page-faq .breadcrumbs__list a:focus-visible {
  color: var(--lime);
}

.page-faq .breadcrumbs__list li + li::before {
  content: "/";
  margin-right: 0.45rem;
  color: var(--line);
}

.page-faq .eyebrow {
  margin: 0 0 0.6rem;
  font-family: var(--font-num);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--lime);
}

.page-faq h1 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(2.1rem, 6.4vw, 3.5rem);
  line-height: 1.03;
  letter-spacing: 0.01em;
  max-width: 20ch;
}

.page-faq .faq-hero__lead {
  margin: 1rem 0 0;
  max-width: 56ch;
  font-size: clamp(0.95rem, 1.05vw, 1.05rem);
  line-height: 1.62;
  color: var(--muted);
}

.page-faq .faq-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
  margin-top: 1.4rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
}

.page-faq .faq-stats__item {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.page-faq .faq-stats__num {
  font-family: var(--font-num);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.25rem, 2.4vw, 1.6rem);
  color: var(--lime);
  line-height: 1;
}

.page-faq .faq-stats__label {
  font-size: 0.78rem;
  color: var(--muted);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.5rem;
}

/* ---------- 图片容器 ---------- */
.page-faq .faq-figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-2);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  padding: 0.55rem 0.85rem;
  font-size: 0.75rem;
  color: var(--muted);
  border-top: 1px solid var(--line);
  background: rgba(6, 18, 15, 0.6);
}

.page-faq .faq-figure--hero img {
  aspect-ratio: 3 / 2;
}

.page-faq .faq-figure--wide {
  margin-top: 1.4rem;
}

.page-faq .faq-figure--wide img {
  aspect-ratio: 16 / 9;
}

/* ---------- 两栏布局 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: 1.25rem;
  padding-block: clamp(1.5rem, 4vw, 3rem) clamp(2rem, 5vw, 4rem);
}

/* ---------- 左侧索引 ---------- */
.page-faq .faq-rail {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-2);
  padding: 0.85rem;
}

.page-faq .faq-rail__title {
  margin: 0 0 0.6rem;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-faq .faq-rail__list {
  display: flex;
  gap: 0.45rem;
  margin: 0;
  padding: 0 0 0.2rem;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-rail__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.42rem 0.72rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.82rem;
  color: var(--white);
  text-decoration: none;
  white-space: nowrap;
  scroll-snap-align: start;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background 0.18s var(--ease);
}

.page-faq .faq-rail__link .mono {
  font-size: 0.72rem;
  color: var(--lime);
}

.page-faq .faq-rail__link:hover,
.page-faq .faq-rail__link:focus-visible {
  border-color: var(--lime);
  color: var(--lime);
}

.page-faq .faq-rail__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 0.85rem;
  padding-top: 0.85rem;
  border-top: 1px dashed var(--line);
}

.page-faq .faq-rail__quick .btn {
  font-size: 0.78rem;
}

/* ---------- 章节 ---------- */
.page-faq .faq-section {
  padding-block: clamp(1.5rem, 3.4vw, 2.4rem);
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 1.25rem);
}

.page-faq .faq-section:first-child {
  border-top: 0;
  padding-top: 0.35rem;
}

.page-faq .faq-section__head {
  display: grid;
  gap: 0.35rem;
  margin-bottom: 1.1rem;
}

.page-faq .faq-section__num {
  margin: 0;
  font-family: var(--font-num);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  color: var(--lime);
}

.page-faq .faq-section__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.45rem, 3.4vw, 2rem);
  line-height: 1.08;
  letter-spacing: 0.01em;
}

.page-faq .faq-section__lead {
  margin: 0;
  max-width: 54ch;
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 问答折叠 ---------- */
.page-faq .faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  transition: border-color 0.18s var(--ease), background 0.18s var(--ease);
}

.page-faq .faq-item + .faq-item {
  margin-top: 0.55rem;
}

.page-faq .faq-item[open] {
  border-color: rgba(200, 255, 61, 0.55);
  background: var(--ink-2);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  padding: 0.85rem 0.95rem;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-size: clamp(0.93rem, 1.05vw, 1.02rem);
  line-height: 1.45;
  color: var(--white);
}

.page-faq .faq-item__q::-webkit-details-marker {
  display: none;
}

.page-faq .faq-item__q::marker {
  content: "";
}

.page-faq .faq-item__q::after {
  content: "+";
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--font-num);
  font-size: 1.1rem;
  line-height: 1.2;
  color: var(--lime);
}

.page-faq .faq-item[open] .faq-item__q::after {
  content: "\2212";
}

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: -2px;
  border-radius: var(--radius);
}

.page-faq .faq-item__tag {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 5px;
  background: var(--lime);
  color: var(--ink);
  font-family: var(--font-num);
  font-size: 0.72rem;
  font-weight: 600;
}

.page-faq .faq-item[open] .faq-item__tag {
  background: var(--lime-soft);
}

.page-faq .faq-item__a {
  padding: 0 0.95rem 1rem 2.98rem;
  border-top: 1px dashed var(--line);
  padding-top: 0.85rem;
}

.page-faq .faq-item__a p {
  margin: 0.45rem 0 0;
  font-size: 0.9rem;
  line-height: 1.62;
  color: var(--muted);
}

.page-faq .faq-item__a p:first-child {
  margin-top: 0;
}

/* ---------- 步骤编号 ---------- */
.page-faq .faq-steps {
  counter-reset: fstep;
  display: grid;
  gap: 0.5rem;
  margin: 0.6rem 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-steps > li {
  position: relative;
  counter-increment: fstep;
  padding-left: 2.1rem;
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--muted);
}

.page-faq .faq-steps > li::before {
  content: counter(fstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.05rem;
  font-family: var(--font-num);
  font-size: 0.72rem;
  font-weight: 600;
  line-height: 1.3;
  padding: 0.1rem 0.28rem;
  border-radius: 5px;
  background: var(--lime);
  color: var(--ink);
}

/* ---------- 状态徽标组 ---------- */
.page-faq .faq-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.6rem 0 0;
}

/* ---------- 链接按钮组 ---------- */
.page-faq .faq-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 0.85rem;
}

.page-faq .faq-links .btn {
  font-size: 0.8rem;
}

/* ---------- 客服清单 ---------- */
.page-faq .faq-check-wrap {
  border: 1px solid var(--line);
  border-left: 3px solid var(--blue);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 0.95rem 1rem;
}

.page-faq .faq-check-title {
  margin: 0 0 0.7rem;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--lime-soft);
}

.page-faq .faq-check {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-check li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--white);
}

.page-faq .faq-check li::before {
  content: "\2713";
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 1.15rem;
  height: 1.15rem;
  margin-top: 0.1rem;
  border: 1px solid var(--lime);
  border-radius: 5px;
  background: rgba(200, 255, 61, 0.08);
  color: var(--lime);
  font-size: 0.7rem;
  line-height: 1;
}

/* ---------- 客服卡片 ---------- */
.page-faq .faq-help {
  margin-top: 1rem;
  padding: clamp(1rem, 3vw, 1.5rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-organic);
  background:
    radial-gradient(110% 120% at 100% 0%, rgba(255, 138, 61, 0.14), transparent 60%),
    linear-gradient(160deg, var(--panel), var(--ink-2));
}

.page-faq .faq-help__title {
  margin: 0 0 0.85rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  letter-spacing: 0.01em;
}

.page-faq .faq-help__grid {
  display: grid;
  gap: 0.85rem;
}

.page-faq .faq-help__label {
  margin: 0 0 0.2rem;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-faq .faq-help__value {
  margin: 0;
  font-family: var(--font-num);
  font-size: 0.92rem;
  color: var(--white);
  overflow-wrap: anywhere;
}

.page-faq .faq-help__note {
  margin: 1rem 0 0;
  padding-top: 0.85rem;
  border-top: 1px dashed var(--line);
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 收束 ---------- */
.page-faq .faq-outro {
  margin-top: 1.5rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
}

.page-faq .faq-outro__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.01em;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-help__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.52fr);
    align-items: end;
  }

  .page-faq .faq-layout {
    grid-template-columns: 250px minmax(0, 1fr);
    gap: clamp(2rem, 4vw, 3.5rem);
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: calc(var(--header-h) + 1.25rem);
    padding: 1rem;
  }

  .page-faq .faq-rail__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-rail__link {
    border: 0;
    border-radius: 8px;
    padding: 0.5rem 0.6rem;
    white-space: normal;
  }

  .page-faq .faq-rail__link:hover,
  .page-faq .faq-rail__link:focus-visible {
    background: var(--panel);
  }

  .page-faq .faq-item__q {
    padding: 0.95rem 1.15rem;
  }

  .page-faq .faq-item__a {
    padding: 0.95rem 1.15rem 1.15rem 3.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-rail__link {
    transition: none;
  }
}